1 | using System; |
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2 | using System.Collections.Generic; |
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3 | using System.ComponentModel; |
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4 | using System.Drawing; |
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5 | using System.Data; |
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6 | using System.Linq; |
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7 | using System.Text; |
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8 | using System.Windows.Forms; |
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9 | |
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10 | using BCMToolbox; |
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11 | |
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12 | namespace VisualBCM |
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13 | { |
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14 | public partial class NetVisualiser : UserControl |
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15 | { |
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16 | const int MARKER_LENGTH = 5; |
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17 | const double LEGEND_FACTOR = 0.2; |
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18 | |
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19 | BCMToolbox.NetworkState __lastNetworkState = null; |
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20 | |
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21 | BCMToolbox.TraceableNetwork __network = null; |
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22 | Brush __background = null; |
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23 | bool __autoRefresh = false; |
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24 | Bitmap __backgroundBitmap = null; |
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25 | Bitmap __outputBitmap1 = null; |
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26 | Bitmap __outputBitmap2 = null; |
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27 | Color[] __wtPalette = new Color[] { Color.DarkBlue, Color.Blue, Color.Magenta, Color.Red, Color.White, Color.Pink}; |
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28 | Color[] __outPalette = new Color[] { Color.Black, Color.DarkGreen, Color.Green, Color.GreenYellow, Color.Yellow}; |
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29 | |
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30 | //Color[] __palette = new Color[] { Color.Black, Color.White }; |
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31 | |
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32 | |
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33 | double __scaleMin = 0.0; |
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34 | double __scaleMax = 0.0; |
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35 | bool __autoScale = true; |
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36 | |
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37 | public NetVisualiser() |
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38 | { |
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39 | InitializeComponent(); |
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40 | |
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41 | this.SetStyle(ControlStyles.AllPaintingInWmPaint, true); |
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42 | this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true); |
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43 | |
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44 | |
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45 | __background = new SolidBrush(Color.Black); |
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46 | } |
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47 | |
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48 | #region Binding to Networks |
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49 | public TraceableNetwork BoundNetwork |
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50 | { |
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51 | get |
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52 | { |
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53 | return __network; |
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54 | } |
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55 | set |
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56 | { |
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57 | if (__network != null) |
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58 | Unbind(); |
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59 | if(value != null) |
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60 | BindToNetwork(value); |
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61 | __network_WeightsChanged(this, EventArgs.Empty); |
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62 | } |
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63 | } |
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64 | |
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65 | void Unbind() |
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66 | { |
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67 | __network.WeightsChanged -= new EventHandler(__network_WeightsChanged); |
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68 | __network = null; |
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69 | } |
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70 | |
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71 | void BindToNetwork(BCMToolbox.TraceableNetwork network) |
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72 | { |
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73 | __network = network; |
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74 | __network.WeightsChanged += new EventHandler(__network_WeightsChanged); |
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75 | __backgroundBitmap = new Bitmap(__network.Count, __network.Count, System.Drawing.Imaging.PixelFormat.Format24bppRgb); |
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76 | __outputBitmap1 = new Bitmap(__network.Count, MARKER_LENGTH, System.Drawing.Imaging.PixelFormat.Format24bppRgb); |
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77 | __outputBitmap2 = new Bitmap(MARKER_LENGTH, __network.Count, System.Drawing.Imaging.PixelFormat.Format24bppRgb); |
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78 | } |
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79 | |
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80 | public bool AutoRefresh |
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81 | { |
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82 | get |
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83 | { |
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84 | return __autoRefresh; |
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85 | } |
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86 | set |
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87 | { |
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88 | __autoRefresh = value; |
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89 | } |
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90 | } |
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91 | |
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92 | void __network_WeightsChanged(object sender, EventArgs e) |
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93 | { |
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94 | if (!__autoRefresh) |
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95 | return; |
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96 | |
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97 | if (this.InvokeRequired) |
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98 | this.BeginInvoke( |
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99 | new Action(this.Invalidate)); |
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100 | else |
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101 | this.Invalidate(); |
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102 | } |
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103 | |
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104 | public void RefreshNetwork() |
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105 | { |
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106 | this.Invalidate(); |
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107 | } |
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108 | |
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109 | #endregion |
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110 | |
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111 | #region Painting |
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112 | |
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113 | public void SetAutoScale() |
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114 | { |
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115 | __autoScale = true; |
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116 | Invalidate(); |
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117 | } |
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118 | |
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119 | public void SetManualScale(double minValue, double MaxValue) |
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120 | { |
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121 | __autoScale = false; |
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122 | __scaleMin = minValue; |
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123 | __scaleMax = MaxValue; |
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124 | Invalidate(); |
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125 | } |
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126 | |
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127 | public BCMToolbox.NetworkState LastNetworkState |
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128 | { |
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129 | get |
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130 | { |
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131 | return __lastNetworkState; |
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132 | } |
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133 | } |
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134 | |
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135 | protected override void OnPaint(PaintEventArgs e) |
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136 | { |
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137 | |
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138 | // System.Diagnostics.Debug.WriteLine("Painting..."); |
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139 | if (__network == null) |
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140 | { |
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141 | e.Graphics.FillRectangle( |
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142 | __background, 0, 0, Width, Height); |
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143 | return; |
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144 | } |
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145 | |
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146 | BCMToolbox.NetworkState capturedState = __network.BuildNetworkState(); |
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147 | __lastNetworkState = capturedState; |
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148 | |
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149 | // draw output graphs |
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150 | { |
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151 | double min = double.MaxValue; |
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152 | double max = 0.0; |
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153 | if (__autoScale) |
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154 | { |
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155 | for (int i = 0; i < capturedState.Count; i++) |
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156 | { |
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157 | if (capturedState[i] < min) |
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158 | min = capturedState[i]; |
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159 | |
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160 | if (capturedState[i] > max) |
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161 | max = capturedState[i]; |
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162 | } |
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163 | } |
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164 | else |
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165 | { |
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166 | min = __scaleMin; |
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167 | max = __scaleMax; |
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168 | } |
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169 | |
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170 | |
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171 | |
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172 | for (int i = 0; i < capturedState.Count; i++) |
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173 | { |
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174 | double val = (capturedState[i] - min) / (max - min); |
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175 | if (val < 0) |
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176 | val = 0; |
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177 | if (val > 1.0) |
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178 | val = 1.0; |
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179 | |
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180 | Color c = GUIUtilities.GetPaletteColor(val, __outPalette); |
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181 | |
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182 | for (int j = 0; j < MARKER_LENGTH; j++) |
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183 | { |
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184 | __outputBitmap1.SetPixel(i, j, c); |
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185 | __outputBitmap2.SetPixel(j, i, c); |
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186 | } |
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187 | } |
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188 | |
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189 | } |
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190 | |
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191 | // draw weight graphs |
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192 | { |
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193 | double min = double.MaxValue; |
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194 | double max = 0.0; |
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195 | if (__autoScale) |
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196 | { |
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197 | for (int i = 0; i < capturedState.Count; i++) |
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198 | for (int j = 0; j < capturedState.Count; j++) |
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199 | { |
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200 | if (capturedState[i, j] < min) |
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201 | min = capturedState[i, j]; |
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202 | |
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203 | if (capturedState[i, j] > max) |
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204 | max = capturedState[i, j]; |
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205 | } |
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206 | } |
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207 | else |
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208 | { |
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209 | min = __scaleMin; |
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210 | max = __scaleMax; |
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211 | } |
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212 | |
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213 | |
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214 | |
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215 | for (int i = 0; i < capturedState.Count; i++) |
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216 | for (int j = 0; j < capturedState.Count; j++) |
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217 | { |
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218 | double val = (capturedState[i, j] - min) / (max - min); |
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219 | if (val < 0) |
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220 | val = 0; |
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221 | if (val > 1.0) |
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222 | val = 1.0; |
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223 | |
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224 | __backgroundBitmap.SetPixel(i, j, |
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225 | GUIUtilities.GetPaletteColor(val, __wtPalette)); |
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226 | } |
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227 | } |
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228 | |
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229 | |
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230 | // paint on the screen |
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231 | e.Graphics.DrawImage(__backgroundBitmap, (int)(Width*LEGEND_FACTOR), (int)(Height * LEGEND_FACTOR), (int)(Width * (1-LEGEND_FACTOR)), (int)(Height * (1-LEGEND_FACTOR))); |
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232 | e.Graphics.DrawImage(__outputBitmap1, (int)(Width*LEGEND_FACTOR), 0, (int)(Width * (1 - LEGEND_FACTOR)), (int)(Height * LEGEND_FACTOR)); |
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233 | e.Graphics.DrawImage(__outputBitmap2, 0, (int)(Height * LEGEND_FACTOR), (int)(Width * LEGEND_FACTOR), (int)(Height * (1 - LEGEND_FACTOR))); |
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234 | |
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235 | } |
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236 | #endregion |
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237 | |
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238 | } |
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239 | |
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240 | |
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241 | public class GUIUtilities |
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242 | { |
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243 | // returns the color corresponding to a value between 0 and 1 vs. a specified palette |
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244 | public static Color GetPaletteColor(double val, Color[] Palette) |
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245 | { |
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246 | if (double.IsNaN(val)) |
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247 | return Color.Black; |
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248 | |
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249 | int len = Palette.Length - 1; |
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250 | Color PaletteLow = Palette[(int)Math.Floor(val * len)]; |
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251 | Color PaletteHigh = Palette[(int)Math.Ceiling(val * len)]; |
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252 | if (PaletteLow == PaletteHigh) |
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253 | return PaletteHigh; |
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254 | val -= Math.Floor(val * Palette.Length) * (1.0 / Palette.Length); |
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255 | return Color.FromArgb( |
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256 | (int)(PaletteLow.R + val * (PaletteHigh.R - PaletteLow.R)), |
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257 | (int)(PaletteLow.G + val * (PaletteHigh.G - PaletteLow.G)), |
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258 | (int)(PaletteLow.B + val * (PaletteHigh.B - PaletteLow.B))); |
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259 | } |
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260 | |
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261 | public static Color[] GetColorWheel() |
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262 | { |
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263 | Color[] toRet = new Color[23]; |
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264 | |
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265 | toRet[0] = Color.FromArgb(204, 0, 0); |
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266 | toRet[1] = Color.FromArgb(102, 0, 0); |
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267 | toRet[2] = Color.FromArgb(204, 0, 204); |
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268 | toRet[3] = Color.FromArgb(153, 0, 153); |
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269 | toRet[4] = Color.FromArgb(102, 0, 204); |
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270 | toRet[5] = Color.FromArgb(51, 0, 102); |
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271 | toRet[6] = Color.FromArgb(51, 0, 153); |
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272 | toRet[7] = Color.FromArgb(0, 51, 153); |
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273 | toRet[8] = Color.FromArgb(0, 0, 51); |
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274 | toRet[9] = Color.FromArgb(102, 204, 205); |
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275 | toRet[10] = Color.FromArgb(0, 255, 153); |
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276 | toRet[11] = Color.FromArgb(0, 153, 51); |
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277 | toRet[12] = Color.FromArgb(0, 102, 51); |
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278 | toRet[13] = Color.FromArgb(0, 153, 0); |
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279 | toRet[14] = Color.FromArgb(102, 204, 0); |
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280 | toRet[15] = Color.FromArgb(204, 204, 0); |
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281 | toRet[16] = Color.FromArgb(153, 153, 0); |
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282 | toRet[17] = Color.FromArgb(255, 153, 0); |
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283 | toRet[18] = Color.FromArgb(204, 102, 0); |
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284 | toRet[19] = Color.FromArgb(255, 102, 0); |
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285 | toRet[20] = Color.FromArgb(204, 51, 0); |
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286 | toRet[21] = Color.FromArgb(153, 0, 0); |
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287 | toRet[22] = Color.FromArgb(102, 0, 0); |
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288 | return toRet; |
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289 | } |
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290 | } |
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291 | } |
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